OPPO R11 vs. Xiaomi MI 9 SE

Phone Comparison, Reviews and Tests

In depth comparison and review of OPPO R11 and Xiaomi MI 9 SE. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

OPPO R11 vs. Xiaomi MI 9 SE Comparison Chart
DESIGN AND DIMENSIONS OPPO R11 Xiaomi MI 9 SE
Product Type Smartphone Smartphone
Form Factor Touch Touch
Height 154.5 mm 147.5 mm OPPO R11 has greater height than Xiaomi MI 9 SE.
Width 74.8 mm 70.5 mm OPPO R11 has greater width than Xiaomi MI 9 SE.
Depth 6.8 mm 7.45 mm OPPO R11 is narrower than OPPO R11.
Weight 150 g 155 g OPPO R11 is lighter than OPPO R11.
Body Colour Black Ocean blue | Piano black
Body Material - Glass
Waterproof (Water-resistant) - -
SAR Value - 1.385 W/kg (body), 1.385 W/kg (head)
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY OPPO R11 Xiaomi MI 9 SE
Display Type OLED display OLED display
Display Technology Full HD Super AMOLED AMOLED
Screen Size (Display Size) 5.5" 5.97" Xiaomi MI 9 SE has larger screen size than OPPO R11.
Screen Resolution (Display Resolution) 1920 x 1080 pixels 2340 x 1080 pixels Xiaomi MI 9 SE has better screen resolution than OPPO R11.
Display Format Full HD Full HD+
Pixel Density 401 ppi 432 ppi Xiaomi MI 9 SE has better pixel density than OPPO R11.
Max Brightness 430 cd/m² 600 cd/m² Xiaomi MI 9 SE has better display brightness than OPPO R11.
Colour Depth 16.7 million colours -
Contrast Ratio - 60000:1
HDR - Yes Xiaomi MI 9 SE has HDR.
HDR Technology - HDR10
Display Enhancement Technology - Sunshine mode 2.0
Display Features - Always-on display, Colour temperature adjustment, night mode, Wide Colour Gamut (WCG), 256 ranks adjustable Reading mode
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Corning Gorilla Glass 5 (scratch resistant glass), fingerprint-resistant coating, oil protective coating
PROCESSOR OPPO R11 Xiaomi MI 9 SE
Processor Type (CPU) Qualcomm Snapdragon 660 Qualcomm Snapdragon 712
Clock Speed 2.2 GHz 2.3 GHz Xiaomi MI 9 SE has higher clock speed than OPPO R11.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture - Yes Xiaomi MI 9 SE has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 512 Qualcomm ADRENO 616
MEMORY OPPO R11 Xiaomi MI 9 SE
RAM 4 GB LPDDR4X SDRAM - 6 GB Xiaomi MI 9 SE has more RAM than OPPO R11.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB -
CAMERA OPPO R11 Xiaomi MI 9 SE
MAIN CAMERA
Number of Main Cameras 2 3
Sensor Resolution 20 Megapixel 48 Megapixel Xiaomi MI 9 SE has better camera resolution than OPPO R11.
Sensor Name - Sony Exmor RS IMX586 sensor
Lens Type - Wide-angle lens
Lens Aperture F/2.6 F/1.75 Xiaomi MI 9 SE has better lens aperture than OPPO R11.
Lens Construction 6-element -
Focus Adjustment Automatic Automatic
Laser Auto Focus - Yes
Optical Zoom - 2x
Digital Zoom 2x 10x Xiaomi MI 9 SE has better digital zoom than OPPO R11.
Special Effects - HDR
HDR Mode Auto HDR mode -
Camera Modes Panorama, Professional mode, portrait mode Burst mode, Panorama, portrait mode, AI Beautify, Smart ultra-wide angle mode, Ultra nightscape mode, Photo timer, Level display, Custom watermark, Full body portrait mode, Moon mode
Face Recognition (Face ID) Face detection Face recognition Both phones have face detection.
Light Source LED light Dual flash
Video Resolutions 1920 x 1080 (1080p) 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 960 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF) Sapphire crystal lens cover, Phase Detect Auto-Focus (PDAF), Dynamic photos, video stabilisation, Contrast Auto-Focus, AI scene detection, AI studio lighting, Video Beautify, AI Triple camera, 960 fps Smart audio pairing, AI lens flare, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, Group photo face correction, Portrait mode background blurring, Motion tracking, Quick motion
SECOND CAMERA
Sensor Resolution (2nd Camera) 16 Megapixel 13 Megapixel OPPO R11 has better second camera resolution than Xiaomi MI 9 SE.
Lens Type (2nd Camera) Wide-angle lens Ultra wide-angle lens
Lens Aperture (2nd Camera) F/1.7 F/2.4 OPPO R11 has better second camera lens aperture than OPPO R11.
Lens Element Qty (2nd Camera) 5-element -
Field of View (2nd Camera) - 123 degree(s)
Camera Features (2nd Camera) 5-piece lens -
THIRD CAMERA
Sensor Resolution (3rd Camera) - 8 Megapixel
Lens Type (3rd Camera) - Telephoto lens
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) - 1 μm
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 20 Megapixel Both phones have the same front camera resolution.
Lens Aperture (Front) F/2.0 -
Special Effects (Front) - HDR, Magic mirror
Camera Modes (Front) - AI portrait mode, AI Beautify, AI makeup
Face Recognition (Face ID) - Face recognition Xiaomi MI 9 SE has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) - Self-timer, age recognition, Video Beautify, AI scene detection, AI studio lighting, Eye light, AI feature adjustment, AI lens flare
BATTERY AND CHARGING OPPO R11 Xiaomi MI 9 SE
Battery Capacity (Battery Size) 3000 mAh 3070 mAh Xiaomi MI 9 SE has larger battery capacity than OPPO R11.
Fast Charging Technology VOOC rapid charging system Qualcomm Quick Charge 4.0+ Both phones have fast charging technology.
Battery Technology Lithium polymer -
CELLULAR OPPO R11 Xiaomi MI 9 SE
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System ColorOS 3.1 (based on Android 7.1) -
User Interface - MIUI 10
Intelligent Assistant - Google Assistant
Payment Technology - Google Pay
Navigation A-GPS, GLONASS GPS, A-GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS OPPO R11 Xiaomi MI 9 SE
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band - Band 1, Band 2, Band 4, Band 5, Band 8
3G UMTS Frequency - 2100, 1900, 1700, 850, 900
4G LTE Band Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 39, Band 40, Band 41 Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40
4G LTE Frequency FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0
NFC - Yes Xiaomi MI 9 SE has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA OPPO R11 Xiaomi MI 9 SE
Supported Digital Audio Standards WAV, MP3, FLAC, eAAC+ WAV, AAC, AMR, MP3, FLAC, eAAC+, APE (Monkey's Audio), apt-X, LDAC, AMR-WB, AMR-NB, M4V, apt-X HD
Supported Digital Video Standards MPEG-4, H.264 MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, VP8, VP9, H.265, MP4
Sound Enhancements - Qualcomm TrueWireless Stereo Plus
FEATURES OPPO R11 Xiaomi MI 9 SE
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, proximity sensor, digital compass, gyro sensor Accelerometer, ambient light sensor, digital compass, gyro sensor, ultrasonic proximity sensor, linear rotation vector sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features MIMO technology, Active noise-cancellation Infrared remote control, MIMO technology, MU-MIMO technology, MI Turbo, GAME Turbo
OTHERS OPPO R11 Xiaomi MI 9 SE
Included Accessories Headset, carrying case, USB cable, power adapter, SIM card removal tool Protective cover, power adapter, SIM card removal tool, USB-C cable, USB-C to 3.5 jack audio cable
Compliant Standards - TUV Rheinland Certified Safe Fast-Charge System
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